An item attached to the breech end and integral to a carbine, machine gun, pistol, rifle, or the like. It may be a fixed or adjustable cross blade with a u-or v-shaped notch or aperture, or it may have elevation and windage adjustment knobs, slides, and graduated scales and be provided with aperture disks.
Classification: Part and accessories of articles of headings 9301 to 9304, nesoi
NSN 5910-01-298-6484
NSN 6240-01-208-9587
NSN 5835-01-535-0948
NSN 6145-00-578-7522
NSN 6150-01-167-8315
NSN 5999-01-349-8682
NSN 6150-01-023-1516
NSN 6650-01-633-9147
NSN 6645-01-509-7326
NSN 6145-01-473-1689
NSN 6610-00-760-9916
NSN 5855-00-560-0110